Soundcraft A520.003000SP Coaxial MADI (BNC) Expansion Card for 64x64 Channel Expansion of Si Series Digital Mixers

Soundcraft A520.003000SP Coaxial MADI (BNC) Expansion Card for 64x64 Channel Expansion of Si Series Digital Mixers

• The Soundcraft A520.003000SP Coaxial MADI expansion card is a professional option for expanding the digital input and output capabilities of Soundcraft Si series synthesizers. Designed to meet the demands of professional audio systems that utilize MADI architecture over coaxial cables, this card delivers consistent performance and high-quality digital sound in live environments, studios, and broadcast systems.

Technical description:

• The Soundcraft Coaxial MADI Expansion Card provides a full digital MADI interface with 64 input and 64 output channels, using reliable BNC connectors over 75-ohm coaxial cables. The card installs directly into the expansion slot of Si Series units, allowing the synthesizer to be connected to digital stageboxes, other synthesizers, or multi-channel recording and streaming systems, while maintaining signal quality and stability.

Technical specifications:

• Manufacturer: Soundcraft
• Model number: A520.003000SP
• Card type: Pivot MADI option card
• Number of channels:
• Input: 64 MADI channels
• Output: 64 MADI Channel
• Connection type: Coaxial via BNC connectors
• Cable resistance: 75Ω
• Approximate transport distance: up to 100 meters
• Compatibility:
• Si Compact
• Si Expression
• Si Performer
• Si1 / Si1+
• Si2 / Si2+
• Si3 / Si3+
• Installation type: Expansion Slot

Key features:

• Full digital expansion 64x64 channel via MADI
• Reliable coaxial delivery using BNC
• High digital sound quality with excellent stability
• Direct integration with Soundcraft Si modules
• Ideal for systems that rely on an existing coaxial architecture.
• Supports integration with Stageboxes and streaming and recording systems

Product summary:

• The Soundcraft A520.003000SP Coaxial MADI expansion card is a professional expansion solution for Si Series units, providing a large number of digital channels via a reliable coaxial connection. It offers high flexibility in building complex audio systems while maintaining signal quality and easy integration.

Additional features:

• Suitable for medium-distance systems
• Easy installation via expansion hole
• Support for live audio and streaming systems
• Part of the ViSi Connect™ professional ecosystem

Applications used for the product:

• Theaters and concerts
• Sound systems in churches and conference halls
• Professional studios
• Radio and television broadcasting
• Multi-channel recording systems

Summary and final advice:

• If you're looking for a reliable MADIexpansion card with coaxial connectivity, the Soundcraft A520.003000SP is an ideal choice for Si Series modules. We recommend it for engineers who require a high number of channels, seamless integration with existing MADI systems, and consistent performance in professional environments.